docker info: adjust warning strings for cgroup v2

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
This commit is contained in:
Akihiro Suda 2021-01-20 13:42:32 +09:00
parent 8086443a44
commit 00225e220f
No known key found for this signature in database
GPG Key ID: 49524C6F9F638F1A
1 changed files with 22 additions and 6 deletions

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@ -130,22 +130,38 @@ func (daemon *Daemon) fillPlatformInfo(v *types.Info, sysInfo *sysinfo.SysInfo)
// blkio weight is not available on cgroup v1 since kernel 5.0.
// Warning is not printed on cgroup v1, because there is no action user can take.
// On cgroup v2, blkio weight is implemented using io.weight
v.Warnings = append(v.Warnings, "WARNING: No blkio weight support")
v.Warnings = append(v.Warnings, "WARNING: No io.weight support")
}
if !sysInfo.BlkioWeightDevice && v.CgroupVersion == "2" {
v.Warnings = append(v.Warnings, "WARNING: No blkio weight_device support")
v.Warnings = append(v.Warnings, "WARNING: No io.weight (per device) support")
}
if !sysInfo.BlkioReadBpsDevice {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.read_bps_device support")
if v.CgroupVersion == "2" {
v.Warnings = append(v.Warnings, "WARNING: No io.max (rbps) support")
} else {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.read_bps_device support")
}
}
if !sysInfo.BlkioWriteBpsDevice {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.write_bps_device support")
if v.CgroupVersion == "2" {
v.Warnings = append(v.Warnings, "WARNING: No io.max (wbps) support")
} else {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.write_bps_device support")
}
}
if !sysInfo.BlkioReadIOpsDevice {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.read_iops_device support")
if v.CgroupVersion == "2" {
v.Warnings = append(v.Warnings, "WARNING: No io.max (riops) support")
} else {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.read_iops_device support")
}
}
if !sysInfo.BlkioWriteIOpsDevice {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.write_iops_device support")
if v.CgroupVersion == "2" {
v.Warnings = append(v.Warnings, "WARNING: No io.max (wiops) support")
} else {
v.Warnings = append(v.Warnings, "WARNING: No blkio throttle.write_iops_device support")
}
}
}
if !v.IPv4Forwarding {